Unitek 7 Port USB Hub (2 x USB3.0 Ports & 5 x USB 2.0 Ports) with AC adapter and USB 3.0 cable - 2 x USB 3.0+5 x USB2.0 ports for easy - USB Version 3.0 Specification -supports data transfer rate of up to 5Gbps, or ten times the throughput available to USB 2.0 based devices - Plug and Play, hot swappable, automatically switches to the highest speed supported by peripherial - Backward compatible with Hi-Speed (480Mbps), Full-Speed (12Mbps), and Low-Speed (1.5Mbps)